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Subjects
Science State Board
Class 10
Optics
Textbook questions
7.
True or false. If false, correct it
Exercise condition:
8
m.
1
.
Velocity of light is greater in denser medium than in rarer medium.
True
False
Velocity of light is lesser in a denser medium than in rarer medium
Velocity of light is greater in denser medium than in rarer medium
2
.
The power of lens depends on the focal length of the lens.
True
False
The power of lens depends on the focal length of the lens
The power of lens does not depends on the focal length of the lens
3
.
Increase in the converging power of eye lens cause ‘hypermetropia’.
False
True
Increase in the converging power of eye lens cause myopia.
Increase in the converging power of eye lens cause hypermetropia.
4
.
The convex lens always gives small virtual image.
False
True
The convex lens gives small virtual image
The convex lens give enlarged virtual image.
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